smokeloader | fb592584b36a5a4e9c6c6c22bd271ea4abed2ea6145600229fadc47e8629cccc

Analysis

max time kernel
151s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
18-03-2023 06:56

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General

Target

f401ba46cb09a5608fb61b691fc5517a.exe
Size

295KB
MD5

f401ba46cb09a5608fb61b691fc5517a
SHA1

2fe9620048baf732d041d32f9c4d1350a6ae1e1b
SHA256

fb592584b36a5a4e9c6c6c22bd271ea4abed2ea6145600229fadc47e8629cccc
SHA512

9a74d814a7be4a6f551bf267e4a2861986ab2356d19763108da4485e26e5789294d3a9fd54947742423b85999055459bcd52fe7abea06bad1ebdba03a9c9ab26
SSDEEP

3072:yD6VwNLpmWIidwWbPIKFfYepVjQ1xUvbFsqcsCjc6N2t9Qr5u:/wNLpvI0bwafYWaabFsZskDFu

Score

10^/10

smokeloader sprg backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

sprg

Extracted

Family

smokeloader

Version

2022

http://hoh0aeghwugh2gie.com/

http://hie7doodohpae4na.com/

http://aek0aicifaloh1yo.com/

http://yic0oosaeiy7ahng.com/

http://wa5zu7sekai8xeih.com/

rc4.i32

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader

Checks SCSI registry key(s) 3 TTPs 3 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f401ba46cb09a5608fb61b691fc5517a.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f401ba46cb09a5608fb61b691fc5517a.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f401ba46cb09a5608fb61b691fc5517a.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4860	f401ba46cb09a5608fb61b691fc5517a.exe
4860	f401ba46cb09a5608fb61b691fc5517a.exe
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3172	Process not Found

Suspicious behavior: MapViewOfSection 19 IoCs

pid	Process
4860	f401ba46cb09a5608fb61b691fc5517a.exe
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found
3172	Process not Found

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 3172 wrote to memory of 2568	3172	Process not Found	94
PID 3172 wrote to memory of 2568	3172	Process not Found	94
PID 3172 wrote to memory of 2568	3172	Process not Found	94
PID 3172 wrote to memory of 2568	3172	Process not Found	94
PID 3172 wrote to memory of 3924	3172	Process not Found	95
PID 3172 wrote to memory of 3924	3172	Process not Found	95
PID 3172 wrote to memory of 3924	3172	Process not Found	95
PID 3172 wrote to memory of 3344	3172	Process not Found	96
PID 3172 wrote to memory of 3344	3172	Process not Found	96
PID 3172 wrote to memory of 3344	3172	Process not Found	96
PID 3172 wrote to memory of 3344	3172	Process not Found	96
PID 3172 wrote to memory of 960	3172	Process not Found	97
PID 3172 wrote to memory of 960	3172	Process not Found	97
PID 3172 wrote to memory of 960	3172	Process not Found	97
PID 3172 wrote to memory of 1260	3172	Process not Found	98
PID 3172 wrote to memory of 1260	3172	Process not Found	98
PID 3172 wrote to memory of 1260	3172	Process not Found	98
PID 3172 wrote to memory of 1260	3172	Process not Found	98
PID 3172 wrote to memory of 1900	3172	Process not Found	99
PID 3172 wrote to memory of 1900	3172	Process not Found	99
PID 3172 wrote to memory of 1900	3172	Process not Found	99
PID 3172 wrote to memory of 1900	3172	Process not Found	99
PID 3172 wrote to memory of 2152	3172	Process not Found	101
PID 3172 wrote to memory of 2152	3172	Process not Found	101
PID 3172 wrote to memory of 2152	3172	Process not Found	101
PID 3172 wrote to memory of 2152	3172	Process not Found	101
PID 3172 wrote to memory of 3224	3172	Process not Found	102
PID 3172 wrote to memory of 3224	3172	Process not Found	102
PID 3172 wrote to memory of 3224	3172	Process not Found	102
PID 3172 wrote to memory of 1656	3172	Process not Found	104
PID 3172 wrote to memory of 1656	3172	Process not Found	104
PID 3172 wrote to memory of 1656	3172	Process not Found	104
PID 3172 wrote to memory of 1656	3172	Process not Found	104

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\f401ba46cb09a5608fb61b691fc5517a.exe
"C:\Users\Admin\AppData\Local\Temp\f401ba46cb09a5608fb61b691fc5517a.exe"
1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4860

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:2568

C:\Windows\explorer.exe
C:\Windows\explorer.exe
1⤵
PID:3924

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:3344

C:\Windows\explorer.exe
C:\Windows\explorer.exe
1⤵
PID:960

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:1260

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:1900

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:2152

C:\Windows\explorer.exe
C:\Windows\explorer.exe
1⤵
PID:3224

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:1656

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/960-155-0x00000000001A0000-0x00000000001AC000-memory.dmp

Filesize
48KB

Download
memory/960-175-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/960-157-0x00000000001A0000-0x00000000001AC000-memory.dmp

Filesize
48KB

Download
memory/960-156-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1260-176-0x0000000000B10000-0x0000000000B32000-memory.dmp

Filesize
136KB

Download
memory/1260-160-0x0000000000AE0000-0x0000000000B07000-memory.dmp

Filesize
156KB

Download
memory/1260-159-0x0000000000B10000-0x0000000000B32000-memory.dmp

Filesize
136KB

Download
memory/1260-158-0x0000000000AE0000-0x0000000000B07000-memory.dmp

Filesize
156KB

Download
memory/1656-180-0x0000000000CA0000-0x0000000000CA8000-memory.dmp

Filesize
32KB

Download
memory/1656-172-0x0000000000C90000-0x0000000000C9B000-memory.dmp

Filesize
44KB

Download
memory/1656-171-0x0000000000CA0000-0x0000000000CA8000-memory.dmp

Filesize
32KB

Download
memory/1656-170-0x0000000000C90000-0x0000000000C9B000-memory.dmp

Filesize
44KB

Download
memory/1900-161-0x0000000000A90000-0x0000000000A99000-memory.dmp

Filesize
36KB

Download
memory/1900-177-0x0000000000AA0000-0x0000000000AA5000-memory.dmp

Filesize
20KB

Download
memory/1900-162-0x0000000000AA0000-0x0000000000AA5000-memory.dmp

Filesize
20KB

Download
memory/1900-163-0x0000000000A90000-0x0000000000A99000-memory.dmp

Filesize
36KB

Download
memory/2152-178-0x0000000000AF0000-0x0000000000AF6000-memory.dmp

Filesize
24KB

Download
memory/2152-164-0x0000000000AE0000-0x0000000000AEB000-memory.dmp

Filesize
44KB

Download
memory/2152-165-0x0000000000AF0000-0x0000000000AF6000-memory.dmp

Filesize
24KB

Download
memory/2152-166-0x0000000000AE0000-0x0000000000AEB000-memory.dmp

Filesize
44KB

Download
memory/2568-149-0x0000000000C10000-0x0000000000C1B000-memory.dmp

Filesize
44KB

Download
memory/2568-146-0x0000000000C20000-0x0000000000C27000-memory.dmp

Filesize
28KB

Download
memory/2568-147-0x0000000000C10000-0x0000000000C1B000-memory.dmp

Filesize
44KB

Download
memory/3172-135-0x00000000033F0000-0x0000000003406000-memory.dmp

Filesize
88KB

Download
memory/3224-168-0x0000000000530000-0x0000000000537000-memory.dmp

Filesize
28KB

Download
memory/3224-169-0x0000000000520000-0x000000000052D000-memory.dmp

Filesize
52KB

Download
memory/3224-167-0x0000000000520000-0x000000000052D000-memory.dmp

Filesize
52KB

Download
memory/3224-179-0x0000000000530000-0x0000000000537000-memory.dmp

Filesize
28KB

Download
memory/3344-152-0x0000000000AE0000-0x0000000000AE9000-memory.dmp

Filesize
36KB

Download
memory/3344-154-0x0000000000AE0000-0x0000000000AE9000-memory.dmp

Filesize
36KB

Download
memory/3344-153-0x0000000000AF0000-0x0000000000AF5000-memory.dmp

Filesize
20KB

Download
memory/3344-174-0x0000000000AF0000-0x0000000000AF5000-memory.dmp

Filesize
20KB

Download
memory/3924-148-0x0000000000620000-0x000000000062F000-memory.dmp

Filesize
60KB

Download
memory/3924-151-0x0000000000620000-0x000000000062F000-memory.dmp

Filesize
60KB

Download
memory/3924-150-0x0000000000630000-0x0000000000639000-memory.dmp

Filesize
36KB

Download
memory/3924-173-0x0000000000630000-0x0000000000639000-memory.dmp

Filesize
36KB

Download
memory/4860-136-0x0000000000400000-0x0000000002AFA000-memory.dmp

Filesize
39.0MB

Download
memory/4860-134-0x0000000002C40000-0x0000000002C49000-memory.dmp

Filesize
36KB

Download